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trigger.go
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trigger.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ast
import (
"strings"
)
var _ Statement = (*DropTriggerStatement)(nil)
type DropTriggerStatement struct {
IfExists bool
Table TableName
}
func (d DropTriggerStatement) Mode() SQLType {
return SQLTypeDropTrigger
}
func (d DropTriggerStatement) Restore(flag RestoreFlag, sb *strings.Builder, args *[]int) error {
sb.WriteString("DROP TRIGGER ")
if d.IfExists {
sb.WriteString("IF EXISTS ")
}
return d.Table.Restore(flag, sb, args)
}